Converter.



A. TROPENAS.

CONVERTER.

APPLICATION FILED 11011. 28. 1910.

Patented Jan.2,1912.

2 BIIEETSSHEET 2.

'ooooo 0 0 0 O O O O 0 o o 0 O O 0 i O O O 0 0 NiTED srars pron.

ALEXANDRE TROPENAS, F MON'IELIMAR, FRANCE, ASSIGNOR T0 TROPENAS CON-VERTER COMPANY, OF NEW YORK, N. Y., A CORPORATION OF DELAWARE.

CONVERTER.

r 1,013,702 Specification of Letters Patent. Patented J 2,1912.

Application filed November 28, 1910. Serial No. 594,620.

To all whom it may concern: by the ring 15, bear against the cross bar21 Be it known that I, ALEXANDRE TROPENAS, cast on one of the doors andthus serve to a citizen of the Republic of France, and a lock the samein closed position, while at resident of Montelimar, in the Departmentthe same time affording ready means whereof Drome, in the Republic ofFrance, have by the latter may be freed and swung open invented acertain new and Improved Conwhen the bottom is to be knocked out atverter, of which the following is a specithe end of the days work. Theends of the fication. pivot bars may be squared, as at 18, to re- Myinvention relates to converters and ceive a handle whereby the doors maybe the 10 particularly to side blown converters of the more easily swungup into locking position, Bessemer type, the object of my invention butthis is not necessary since the converter being to improve theconstruction thereof may be turned bot-tom up when relining and in thefeatures hereafter described, parin this position the doors may bereadily ticularly for the purpose of expediting the closed by hand. 15cooling of the apparatus after it is dis- The lining may be of anysuitable form charged. of refractory material. For the sake of du- Inthe accompanying drawings, Figure 1 rability however it is preferred tomake the i is a vertical section of a converter; Fig. 2 portion belowthe twyers in brick form 19, is an inverted plan; and Fig. 3 is a sideas illustrated. This is of particular utility 2 elevation at rightangles to Fig. 1 and parat the manhole, which is otherwise shaped tiallybroken away. only with difliculty. To facilitate the dry- The converterillustrated is in its main ing out of the lining, the bottom of the ringfeatures of the common side blown Bes- 15 and the doors 13 may beperforated as semer type comprising an outer steel shell at 20. 2 5provided with adequate trunnions 6 The operation of this form ofconverter mounted on pedestals 7. The blast enters is clear. After adays blowing is over, the through wind box 8 and twyers 9, arrangedbottom doors are swung open, and the botat a suitable height above thebottom of the tom 12 knocked out, (the manhole 10 being converter. Amanhole 10 filled during opopened for this purpose, if desired). This 0eration by a suitable closure 11, opens allows the air to circulatethrough the inthrough one wall of the converter to give terior and theconverter is thus quickly ready access to the interior for repairs, etc.cooled. Next morning the doors are shut In these features the presentstructure reand a lining of suitable composition rammed sembles in themain the usual side blown up inside. After this lining has been dried 35Bessemer converter. But the latter has a and suitably heated, theconverter is ready serious defect in that it must remain idle to receivea charge. for 15 to 18 hours for cooling before it can Obviously thedetails illustrated may be be entered for repairs, and inasmuch asrevariously modified without departing from pairs should be made afterevery days opmy invention, and I do not limit myself to 40 eration, therequisite incidental delay inthe precise structure shown, but claim asvolves a considerable economic loss. A my invention": plant must havetwo converters in order to 1. A converter of the side blown Bessemermaintain one in continuous operation. type comprising a pivoted bodyhaving an The object of the present invention is to inclosing shell, anopenable bottom closure 45 so construct the converter that it may betherefor hinged to the shell and a knockout cooled in a few hours, sayover night, so bottom rammed up against said closure that it may beentered early the next morn-- from the interior of the converter,substaning and repaired in time to be heated and tially as described.

put in operation for the days work. This 2. A converter of the sideblown Bessemer 50 object I accomplish by providing the contypecomprising a pivoted body having an verter with a knockout bottom '12.In the openable bottom closure hinged to the shell form shown thisbottom is supported by and a knockout refractory bottom lining steeldoors 13, pivoted at 14 to the angle rammed up against said closure fromthe inring 15, riveted to the shell 5. Cotter pins terior of theconverter. 55 16 passing through suitable eyes 17 carried 3. A converterof the side blown Bessemer latter, said bottom being perforated to eX-sure pivoted to said ring and a knockout refractory bottom l1n1ng rammedup against said closure, substantially as described.

4. A converter of the type described, comprising a pivoted body havingan inclosing casing, an openable bottom closure therefor and arefractory lining supported on the pedite the drying of said lining,substant-ially as described.

5. A converter of the side blown Bessemer type comprising a pivoted bodyhaving an inclosing shell provided with a refractory lining, aperforated bottom closure pivoted to said shell and a refractoryknockout bottom lining rammed against said bottom closure, substantiallyas described.

6. A converter of the side blown Bessemer type comprising a pivoted bodyhaving an inclosing shell, a bottom ring rigid with said shell, a bodylining of refractory bricks supported on said ring, in combination witha perforated bottom closure pivoted to said ring and a refractoryknockout bottom rammed against said bottom closure, substantially asdescribed.

In testimony whereof I have signed my name to this specification, in thepresence of two subscribing witnesses.

ALEXANDRE TROPENAS.

WVitnesses ROGER BIARD, H. 0. Com.

Copies 01 this patent may be obtained for five cents each, by addressingthe Commissioner of Patents, Washington, D. 0.

